This week, new studies accuse the public health community of ignoring the unique needs of bisexual men, find that casual sex is good for some people’s self-esteem, and show that women who get pregnant naturally at older ages may live longer.

A parent’s freakout over the possibility that her teenage daughter might talk to a doctor without a parent present is an important reminder that adolescent rights to medical privacy are ill-defined and need to be clarified, to protect teenage health.

The results of the 2013 Youth Risk Behavior Surveillance System, which were released on Friday, are somewhat discouraging. On almost every measure of safer sexual behavior, progress has either stagnated or, in cases like condom use, reversed.

This week, women prefer different penis sizes depending on whether the man is a one-night stand or long-term lover, FiveThirtyEight looks at whether World Cup players should have sex before a big game, and vibrators go wireless.

An Indiana grandmother is asking lawmakers to criminalize the transmission of STDs from a child molester to his or her victim, while New York’s mayor has declined to comment on whether he’ll support the continued enforcement of regulations to discourage a circumcision ritual that’s been known to spread herpes to infants.

Since Wednesday morning, when RH Reality Check reported on a condom company that had its account barred from advertising on Twitter, three other companies have come forward to allege that Twitter censored their ads about condoms or sexual health information.